Certified Vehicle Expert Witness with 30+ Years of Experience
Expert inspections, diagnostics, and courtroom testimony for legal and insurance cases
I’m a certified vehicle expert witness providing inspections, diagnostics, and expert testimony nationwide. With over 30 years of experience, I help attorneys and insurers resolve vehicle-related legal disputes.
With over 30 years of mechanical and diagnostic experience, I’ve earned recognition as a certified vehicle expert witness across state and federal courts.
Vehicle Expert Witness Services
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Forensic vehicle inspections
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Expert witness reporting
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Courtroom testimony
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Vehicle appraisals and valuations
Automobiles
Expert inspections and testimony for passenger vehicles involving mechanical failures, prior damage, fraud, and valuation disputes. Backed by ASE Master Certification and court-proven expertise.
Recreational Vehicles (RVs)
Comprehensive RV inspections and expert opinions on motorhomes, campers, and towables. Specializing in electrical, plumbing, structural issues, and warranty or misrepresentation claims.
Commercial Vehicles (HD Trucks)
Expert witness services for commercial trucks and trailers. Focused on mechanical failures, DOT compliance, brake systems, and fleet maintenance disputes. FMCSA regulations applied throughout.
Who's Side Are you On Anyway?
IT DOESN'T MATTER!
I provide Automobile, Recreational Vehicle (RV Towable and Powered), Commercial Truck & Passenger Vehicle, and School Bus Expert Witness Services for plaintiffs, defendants, and court-appointed cases. My role is to deliver unbiased, fact-driven analysis—regardless of who engages my services. Every opinion is grounded in documented evidence, industry standards, and hands-on technical expertise, ensuring credibility and clarity in every case. My commitment is to the truth, not to either side.
Services from a Certified Vehicle Expert Witness
As a certified vehicle expert witness, I offer forensic inspections, expert reports, and testimony in injury and fraud cases.
See my full range of inspection and expert witness services.
I provide expert witness services for automobiles, recreational vehicles, and commercial trucks. My inspections and reports address mechanical failures, prior damage, fraud, diminished value, and DOT compliance. With over 30 years of hands-on experience and ASE Master Certification, I deliver fact-based, court-ready opinions. My services include failure analysis, certified appraisals, warranty dispute support, and litigation consulting for plaintiff and defense attorneys across the U.S.
I work with plaintiff attorneys, defense counsel, and court-appointed cases, always maintaining complete independence. No matter who retains me, my findings are grounded in objective evidence, OEM procedures, industry standards, and decades of diagnostic expertise.
I am not here to advocate—I’m here to clarify. My role is to provide the court with reliable, unbiased insight that supports a clear understanding of the facts and helps drive fair and informed outcomes.
Every vehicle I inspect is evaluated methodically, using a combination of hands-on diagnostics, technical data, and repair standards established by manufacturers and industry authorities. I take pride in delivering reports that are not only technically sound but also clearly written and defensible under cross-examination. Whether the case involves a single vehicle or an entire fleet, my objective remains the same: to provide honest, accurate, and fully documented expert opinions that help attorneys, judges, and juries understand exactly what happened—and why.
Explore real outcomes in my vehicle expert witness case studies.
Meet Steve
I’m Steven S. Paul, owner of TDT Vehicle Expert Witness Services. I bring over 30 years of hands-on experience in vehicle inspection, diagnostics, and repair across a broad spectrum of platforms—including automobiles, heavy-duty trucks, RVs, and specialty vehicles. I hold ASE Master Certifications in both Automotive and Medium/Heavy-Duty Truck categories, which reflect the depth of my technical knowledge and professional commitment to accuracy and safety standards.
Over the course of my career, I’ve personally inspected more than 5,000 vehicles and authored over 1,000 expert reports. As a certified vehicle appraiser and court-qualified expert, I provide detailed, unbiased evaluations that stand up to legal scrutiny. My areas of focus include mechanical failure analysis, warranty disputes, valuation issues such as diminished value and total loss, and fraud or misrepresentation claims. I understand what’s at stake in litigation—and I deliver clear, evidence-based findings that support the pursuit of truth and justice in every case I take on.
Learn more about my background and certifications as a court-qualified expert.
Incredible Numbers
Why Choose a Certified Vehicle Expert Witness for Your Case?
Inspected Vehicles
Over 5,000 vehicles inspected—including cars, RVs, and commercial trucks—providing expert analysis in mechanical failure, damage assessment, and litigation support nationwide.
Written Reports
Authored and opined on over 1,000 expert reports for litigation involving mechanical failures, vehicle condition, fraud, and valuation—trusted in both state and federal court cases.
Testimony Provided
Provided expert testimony in over 50 depositions and trials involving vehicle defects, repairs, and valuation—offering clear, credible insights backed by hands-on technical expertise.
Modern Test Equipment
Steven S. Paul – ASE Master Technician | Certified Vehicle Expert Witness | Serving all 50 states
